ilo - Premium Twitter analytics
ePHOTOzine - Photography website with camera, lens and smartphone news, reviews, photography techniques, plus a photography gallery and forums, with photo competitions, blogs and buyers guides.
Accountanalysis - A tool to evaluate Twitter accounts
Explorecams - Explorecams allows you to search through thousands of images that people taken on specific photo camera bodies & lenses.
Seekmetrics - Instagram, Facebook and Twitter Analytics.
CameraDecision - CameraDecision helps users to find a camera based on pros and cons, comparisons, and descriptions.